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Finding the Fourth Proportional to 458,092.05, 632,170.85 and 254,156.35

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Solution

The fourth proportional to 458,092.05, 632,170.85 and 254,156.35 is: 350,737.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,092.05 : 632,170.85 = 254,156.35 : x
  2. Step 2: Convert to fraction form
    458,092.05/632,170.85 = 254,156.35/x
  3. Step 3: Cross multiply
    458,092.05x = 632,170.85 × 254,156.35
  4. Step 4: Simplify right side
    458,092.05x = 160,670,232,961.19
  5. Step 5: Solve for x
    x = 160,670,232,961.19/458,092.05
  6. Step 6: Final answer
    x = 350,737.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.